US Bridges

SR 666 over Over Blount Run

Good

Muskingum County, Ohio · 5.8 M N of JCT SR 146 · Structure no. 6006582

Built
2014
11 years old
Condition
Good
inspected June 2024
Type
Slab
Concrete Continuous
Length
52 ft
3 main spans
Daily traffic
525
2015 count
Owner
State
State Highway Agency

About this bridge

SR 666 over Over Blount Run is a concrete continuous slab carrying SR 666 over Over Blount Run in Muskingum County, Ohio. It was built in 2014, so it is 11 years old, younger than the Ohio average of 47.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 525 vehicles a day, roughly 1% of them trucks, projected to reach 729 by 2035. The structure is 52 ft (15.9 m) long and 32 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesSR 666
CrossesOver Blount Run
Location5.8 M N of JCT SR 146
RouteState Highway 666
CountyMuskingum County
StateOhio
Coordinates40.02211, -81.97635
Functional classRural Minor Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation9: Superior to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating71.4 US tons
Inventory rating53.6 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length52 ft (15.9 m)
Longest span20 ft (6.1 m)
Deck width32 ft (9.8 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic525 (2015)
Projected traffic729 by 2035
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 666 over Over Blount Run built?

It was built in 2014, making it 11 years old in 2025.

What condition is SR 666 over Over Blount Run in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in June 2024.

How much traffic does SR 666 over Over Blount Run carry?

About 525 vehicles per day (2015 count), of which roughly 1% are trucks.

How long is SR 666 over Over Blount Run?

The structure is 52 ft (15.9 m) long with a longest span of 20 ft (6.1 m) and a deck 32 ft wide.

Who owns SR 666 over Over Blount Run?

It is owned by the State Highway Agency.